Associations to the word «Archaean»

Wiktionary

ARCHAEAN, adjective. (geology) of, or relating to the geologic eon from about 3,800 to 2,500 million years ago; comprises the Eoarchean, Paleoarchean, Mesoarchean and Neoarchean eras; marked by an atmosphere with little oxygen, the formation of the first continents and oceans and the emergence of simple life
ARCHAEAN, proper noun. (geology) The eon from 2,500 Ma to 4,000 Ma.
ARCHAEAN, noun. (biology) Any organism of the domain Archaea

Dictionary definition

ARCHAEAN, adjective. Of or relating to the earliest known rocks formed during the Precambrian Eon.

Wise words

Occasionally in life there are those moments of unutterable fulfillment which cannot be completely explained by those symbols called words. Their meanings can only be articulated by the inaudible language of the heart.
Martin Luther King Jr.